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27#include <linux/kernel.h>
28#include <linux/module.h>
29#include <linux/init.h>
30#include <linux/blkdev.h>
31#include <linux/delay.h>
32#include <linux/slab.h>
33#include <scsi/scsi_host.h>
34#include <linux/ata.h>
35#include <linux/libata.h>
36
37#include <pcmcia/cistpl.h>
38#include <pcmcia/ds.h>
39#include <pcmcia/cisreg.h>
40#include <pcmcia/ciscode.h>
41
42
43#define DRV_NAME "pata_pcmcia"
44#define DRV_VERSION "0.3.5"
45
46
47
48
49
50
51
52
53
54
55
56
57static int pcmcia_set_mode(struct ata_link *link, struct ata_device **r_failed_dev)
58{
59 struct ata_device *master = &link->device[0];
60 struct ata_device *slave = &link->device[1];
61
62 if (!ata_dev_enabled(master) || !ata_dev_enabled(slave))
63 return ata_do_set_mode(link, r_failed_dev);
64
65 if (memcmp(master->id + ATA_ID_FW_REV, slave->id + ATA_ID_FW_REV,
66 ATA_ID_FW_REV_LEN + ATA_ID_PROD_LEN) == 0) {
67
68
69 if (memcmp(master->id + ATA_ID_SERNO, slave->id + ATA_ID_SERNO,
70 ATA_ID_SERNO_LEN) == 0 && master->id[ATA_ID_SERNO] >> 8) {
71 ata_dev_warn(slave, "is a ghost device, ignoring\n");
72 ata_dev_disable(slave);
73 }
74 }
75 return ata_do_set_mode(link, r_failed_dev);
76}
77
78
79
80
81
82
83
84
85
86static int pcmcia_set_mode_8bit(struct ata_link *link,
87 struct ata_device **r_failed_dev)
88{
89 return 0;
90}
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105static unsigned int ata_data_xfer_8bit(struct ata_device *dev,
106 unsigned char *buf, unsigned int buflen, int rw)
107{
108 struct ata_port *ap = dev->link->ap;
109
110 if (rw == READ)
111 ioread8_rep(ap->ioaddr.data_addr, buf, buflen);
112 else
113 iowrite8_rep(ap->ioaddr.data_addr, buf, buflen);
114
115 return buflen;
116}
117
118
119
120
121
122
123
124
125
126
127
128static void pcmcia_8bit_drain_fifo(struct ata_queued_cmd *qc)
129{
130 int count;
131 struct ata_port *ap;
132
133
134 if (qc == NULL || qc->dma_dir == DMA_TO_DEVICE)
135 return;
136
137 ap = qc->ap;
138
139
140 for (count = 0; (ap->ops->sff_check_status(ap) & ATA_DRQ)
141 && count++ < 65536;)
142 ioread8(ap->ioaddr.data_addr);
143
144 if (count)
145 ata_port_warn(ap, "drained %d bytes to clear DRQ\n", count);
146
147}
148
149static struct scsi_host_template pcmcia_sht = {
150 ATA_PIO_SHT(DRV_NAME),
151};
152
153static struct ata_port_operations pcmcia_port_ops = {
154 .inherits = &ata_sff_port_ops,
155 .sff_data_xfer = ata_sff_data_xfer_noirq,
156 .cable_detect = ata_cable_40wire,
157 .set_mode = pcmcia_set_mode,
158};
159
160static struct ata_port_operations pcmcia_8bit_port_ops = {
161 .inherits = &ata_sff_port_ops,
162 .sff_data_xfer = ata_data_xfer_8bit,
163 .cable_detect = ata_cable_40wire,
164 .set_mode = pcmcia_set_mode_8bit,
165 .sff_drain_fifo = pcmcia_8bit_drain_fifo,
166};
167
168
169static int pcmcia_check_one_config(struct pcmcia_device *pdev, void *priv_data)
170{
171 int *is_kme = priv_data;
172
173 if ((pdev->resource[0]->flags & IO_DATA_PATH_WIDTH)
174 != IO_DATA_PATH_WIDTH_8) {
175 pdev->resource[0]->flags &= ~IO_DATA_PATH_WIDTH;
176 pdev->resource[0]->flags |= IO_DATA_PATH_WIDTH_AUTO;
177 }
178 pdev->resource[1]->flags &= ~IO_DATA_PATH_WIDTH;
179 pdev->resource[1]->flags |= IO_DATA_PATH_WIDTH_8;
180
181 if (pdev->resource[1]->end) {
182 pdev->resource[0]->end = 8;
183 pdev->resource[1]->end = (*is_kme) ? 2 : 1;
184 } else {
185 if (pdev->resource[0]->end < 16)
186 return -ENODEV;
187 }
188
189 return pcmcia_request_io(pdev);
190}
191
192
193
194
195
196
197
198
199
200static int pcmcia_init_one(struct pcmcia_device *pdev)
201{
202 struct ata_host *host;
203 struct ata_port *ap;
204 int is_kme = 0, ret = -ENOMEM, p;
205 unsigned long io_base, ctl_base;
206 void __iomem *io_addr, *ctl_addr;
207 int n_ports = 1;
208 struct ata_port_operations *ops = &pcmcia_port_ops;
209
210
211 pdev->config_flags |= CONF_ENABLE_IRQ | CONF_AUTO_SET_IO |
212 CONF_AUTO_SET_VPP | CONF_AUTO_CHECK_VCC;
213
214
215
216 is_kme = ((pdev->manf_id == MANFID_KME) &&
217 ((pdev->card_id == PRODID_KME_KXLC005_A) ||
218 (pdev->card_id == PRODID_KME_KXLC005_B)));
219
220 if (pcmcia_loop_config(pdev, pcmcia_check_one_config, &is_kme)) {
221 pdev->config_flags &= ~CONF_AUTO_CHECK_VCC;
222 if (pcmcia_loop_config(pdev, pcmcia_check_one_config, &is_kme))
223 goto failed;
224 }
225 io_base = pdev->resource[0]->start;
226 if (pdev->resource[1]->end)
227 ctl_base = pdev->resource[1]->start;
228 else
229 ctl_base = pdev->resource[0]->start + 0x0e;
230
231 if (!pdev->irq)
232 goto failed;
233
234 ret = pcmcia_enable_device(pdev);
235 if (ret)
236 goto failed;
237
238
239 ret = -ENOMEM;
240 io_addr = devm_ioport_map(&pdev->dev, io_base, 8);
241 ctl_addr = devm_ioport_map(&pdev->dev, ctl_base, 1);
242 if (!io_addr || !ctl_addr)
243 goto failed;
244
245
246 iowrite8(0x02, ctl_addr);
247 if (is_kme)
248 iowrite8(0x81, ctl_addr + 0x01);
249
250
251
252 if (resource_size(pdev->resource[0]) >= 0x20)
253 n_ports = 2;
254
255 if (pdev->manf_id == 0x0097 && pdev->card_id == 0x1620)
256 ops = &pcmcia_8bit_port_ops;
257
258
259
260
261 ret = -ENOMEM;
262 host = ata_host_alloc(&pdev->dev, n_ports);
263 if (!host)
264 goto failed;
265
266 for (p = 0; p < n_ports; p++) {
267 ap = host->ports[p];
268
269 ap->ops = ops;
270 ap->pio_mask = ATA_PIO0;
271 ap->flags |= ATA_FLAG_SLAVE_POSS;
272 ap->ioaddr.cmd_addr = io_addr + 0x10 * p;
273 ap->ioaddr.altstatus_addr = ctl_addr + 0x10 * p;
274 ap->ioaddr.ctl_addr = ctl_addr + 0x10 * p;
275 ata_sff_std_ports(&ap->ioaddr);
276
277 ata_port_desc(ap, "cmd 0x%lx ctl 0x%lx", io_base, ctl_base);
278 }
279
280
281 ret = ata_host_activate(host, pdev->irq, ata_sff_interrupt,
282 IRQF_SHARED, &pcmcia_sht);
283 if (ret)
284 goto failed;
285
286 pdev->priv = host;
287 return 0;
288
289failed:
290 pcmcia_disable_device(pdev);
291 return ret;
292}
293
294
295
296
297
298
299
300
301
302static void pcmcia_remove_one(struct pcmcia_device *pdev)
303{
304 struct ata_host *host = pdev->priv;
305
306 if (host)
307 ata_host_detach(host);
308
309 pcmcia_disable_device(pdev);
310}
311
312static const struct pcmcia_device_id pcmcia_devices[] = {
313 PCMCIA_DEVICE_FUNC_ID(4),
314 PCMCIA_DEVICE_MANF_CARD(0x0000, 0x0000),
315 PCMCIA_DEVICE_MANF_CARD(0x0007, 0x0000),
316 PCMCIA_DEVICE_MANF_CARD(0x000a, 0x0000),
317 PCMCIA_DEVICE_MANF_CARD(0x001c, 0x0001),
318 PCMCIA_DEVICE_MANF_CARD(0x0032, 0x0704),
319 PCMCIA_DEVICE_MANF_CARD(0x0032, 0x2904),
320 PCMCIA_DEVICE_MANF_CARD(0x0045, 0x0401),
321 PCMCIA_DEVICE_MANF_CARD(0x004f, 0x0000),
322 PCMCIA_DEVICE_MANF_CARD(0x0097, 0x1620),
323 PCMCIA_DEVICE_MANF_CARD(0x0098, 0x0000),
324 PCMCIA_DEVICE_MANF_CARD(0x00a4, 0x002d),
325 PCMCIA_DEVICE_MANF_CARD(0x00ce, 0x0000),
326 PCMCIA_DEVICE_MANF_CARD(0x0319, 0x0000),
327 PCMCIA_DEVICE_MANF_CARD(0x2080, 0x0001),
328 PCMCIA_DEVICE_MANF_CARD(0x4e01, 0x0100),
329 PCMCIA_DEVICE_MANF_CARD(0x4e01, 0x0200),
330 PCMCIA_DEVICE_PROD_ID123("Caravelle", "PSC-IDE ", "PSC000", 0x8c36137c, 0xd0693ab8, 0x2768a9f0),
331 PCMCIA_DEVICE_PROD_ID123("CDROM", "IDE", "MCD-601p", 0x1b9179ca, 0xede88951, 0x0d902f74),
332 PCMCIA_DEVICE_PROD_ID123("PCMCIA", "IDE CARD", "F1", 0x281f1c5d, 0x1907960c, 0xf7fde8b9),
333 PCMCIA_DEVICE_PROD_ID12("ARGOSY", "CD-ROM", 0x78f308dc, 0x66536591),
334 PCMCIA_DEVICE_PROD_ID12("ARGOSY", "PnPIDE", 0x78f308dc, 0x0c694728),
335 PCMCIA_DEVICE_PROD_ID12("CNF ", "CD-ROM", 0x46d7db81, 0x66536591),
336 PCMCIA_DEVICE_PROD_ID12("CNF CD-M", "CD-ROM", 0x7d93b852, 0x66536591),
337 PCMCIA_DEVICE_PROD_ID12("Creative Technology Ltd.", "PCMCIA CD-ROM Interface Card", 0xff8c8a45, 0xfe8020c4),
338 PCMCIA_DEVICE_PROD_ID12("Digital Equipment Corporation.", "Digital Mobile Media CD-ROM", 0x17692a66, 0xef1dcbde),
339 PCMCIA_DEVICE_PROD_ID12("EXP", "CD+GAME", 0x6f58c983, 0x63c13aaf),
340 PCMCIA_DEVICE_PROD_ID12("EXP ", "CD-ROM", 0x0a5c52fd, 0x66536591),
341 PCMCIA_DEVICE_PROD_ID12("EXP ", "PnPIDE", 0x0a5c52fd, 0x0c694728),
342 PCMCIA_DEVICE_PROD_ID12("FREECOM", "PCCARD-IDE", 0x5714cbf7, 0x48e0ab8e),
343 PCMCIA_DEVICE_PROD_ID12("HITACHI", "FLASH", 0xf4f43949, 0x9eb86aae),
344 PCMCIA_DEVICE_PROD_ID12("HITACHI", "microdrive", 0xf4f43949, 0xa6d76178),
345 PCMCIA_DEVICE_PROD_ID12("Hyperstone", "Model1", 0x3d5b9ef5, 0xca6ab420),
346 PCMCIA_DEVICE_PROD_ID12("IBM", "microdrive", 0xb569a6e5, 0xa6d76178),
347 PCMCIA_DEVICE_PROD_ID12("IBM", "IBM17JSSFP20", 0xb569a6e5, 0xf2508753),
348 PCMCIA_DEVICE_PROD_ID12("KINGSTON", "CF CARD 1GB", 0x2e6d1829, 0x55d5bffb),
349 PCMCIA_DEVICE_PROD_ID12("KINGSTON", "CF CARD 4GB", 0x2e6d1829, 0x531e7d10),
350 PCMCIA_DEVICE_PROD_ID12("KINGSTON", "CF8GB", 0x2e6d1829, 0xacbe682e),
351 PCMCIA_DEVICE_PROD_ID12("IO DATA", "CBIDE2 ", 0x547e66dc, 0x8671043b),
352 PCMCIA_DEVICE_PROD_ID12("IO DATA", "PCIDE", 0x547e66dc, 0x5c5ab149),
353 PCMCIA_DEVICE_PROD_ID12("IO DATA", "PCIDEII", 0x547e66dc, 0xb3662674),
354 PCMCIA_DEVICE_PROD_ID12("LOOKMEET", "CBIDE2 ", 0xe37be2b5, 0x8671043b),
355 PCMCIA_DEVICE_PROD_ID12("M-Systems", "CF300", 0x7ed2ad87, 0x7e9e78ee),
356 PCMCIA_DEVICE_PROD_ID12("M-Systems", "CF500", 0x7ed2ad87, 0x7a13045c),
357 PCMCIA_DEVICE_PROD_ID2("NinjaATA-", 0xebe0bd79),
358 PCMCIA_DEVICE_PROD_ID12("PCMCIA", "CD-ROM", 0x281f1c5d, 0x66536591),
359 PCMCIA_DEVICE_PROD_ID12("PCMCIA", "PnPIDE", 0x281f1c5d, 0x0c694728),
360 PCMCIA_DEVICE_PROD_ID12("SHUTTLE TECHNOLOGY LTD.", "PCCARD-IDE/ATAPI Adapter", 0x4a3f0ba0, 0x322560e1),
361 PCMCIA_DEVICE_PROD_ID12("SEAGATE", "ST1", 0x87c1b330, 0xe1f30883),
362 PCMCIA_DEVICE_PROD_ID12("SAMSUNG", "04/05/06", 0x43d74cb4, 0x6a22777d),
363 PCMCIA_DEVICE_PROD_ID12("SMI VENDOR", "SMI PRODUCT", 0x30896c92, 0x703cc5f6),
364 PCMCIA_DEVICE_PROD_ID12("TOSHIBA", "MK2001MPL", 0xb4585a1a, 0x3489e003),
365 PCMCIA_DEVICE_PROD_ID1("TRANSCEND 512M ", 0xd0909443),
366 PCMCIA_DEVICE_PROD_ID12("TRANSCEND", "TS1GCF45", 0x709b1bf1, 0xf68b6f32),
367 PCMCIA_DEVICE_PROD_ID12("TRANSCEND", "TS1GCF80", 0x709b1bf1, 0x2a54d4b1),
368 PCMCIA_DEVICE_PROD_ID12("TRANSCEND", "TS2GCF120", 0x709b1bf1, 0x969aa4f2),
369 PCMCIA_DEVICE_PROD_ID12("TRANSCEND", "TS4GCF120", 0x709b1bf1, 0xf54a91c8),
370 PCMCIA_DEVICE_PROD_ID12("TRANSCEND", "TS4GCF133", 0x709b1bf1, 0x7558f133),
371 PCMCIA_DEVICE_PROD_ID12("TRANSCEND", "TS8GCF133", 0x709b1bf1, 0xb2f89b47),
372 PCMCIA_DEVICE_PROD_ID12("WIT", "IDE16", 0x244e5994, 0x3e232852),
373 PCMCIA_DEVICE_PROD_ID12("WEIDA", "TWTTI", 0xcc7cf69c, 0x212bb918),
374 PCMCIA_DEVICE_PROD_ID1("STI Flash", 0xe4a13209),
375 PCMCIA_DEVICE_PROD_ID12("STI", "Flash 5.0", 0xbf2df18d, 0x8cb57a0e),
376 PCMCIA_MFC_DEVICE_PROD_ID12(1, "SanDisk", "ConnectPlus", 0x7a954bd9, 0x74be00c6),
377 PCMCIA_DEVICE_PROD_ID2("Flash Card", 0x5a362506),
378 PCMCIA_DEVICE_NULL,
379};
380
381MODULE_DEVICE_TABLE(pcmcia, pcmcia_devices);
382
383static struct pcmcia_driver pcmcia_driver = {
384 .owner = THIS_MODULE,
385 .name = DRV_NAME,
386 .id_table = pcmcia_devices,
387 .probe = pcmcia_init_one,
388 .remove = pcmcia_remove_one,
389};
390
391static int __init pcmcia_init(void)
392{
393 return pcmcia_register_driver(&pcmcia_driver);
394}
395
396static void __exit pcmcia_exit(void)
397{
398 pcmcia_unregister_driver(&pcmcia_driver);
399}
400
401MODULE_AUTHOR("Alan Cox");
402MODULE_DESCRIPTION("low-level driver for PCMCIA ATA");
403MODULE_LICENSE("GPL");
404MODULE_VERSION(DRV_VERSION);
405
406module_init(pcmcia_init);
407module_exit(pcmcia_exit);
408